Desktop battery charger



FIG. 1 is a front elevation view of a desktop battery charger showing my/our new design;

FIG. 2 is a back elevation view thereof

FIG. 3 is a top plan view thereof.

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a right side elevation view thereof;

FIG. 6 is a left side elevation view thereof; and,

FIG. 7 is a front right isometric view thereof. 

The ornamental design for a desktop battery charger, as shown and described. 